Resembles a child's play structure with a house on top.
Wrong. The correct shape could also be described as a small up arrow sitting on an L.
Okay. Deselect the choice you made when I said child's play structure.
Find a pyramid.
Good. Table with three legs.
Good. Now we need an up arrow with extra branches on the shaft.
Good. Find the birdhouse on a post.

Outcome: successful
Speaker comments: Didn't automatically deselect wrong choices.